﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Textbook
{
    public class Bill
    {
        string b_id;
        int book_id;
        int b_num;
        decimal b_money;
        string b_time;
        string b_state;
        string t_id;
        string s_id;

        public string B_id { get => b_id; set => b_id = value; }
        public int Book_id { get => book_id; set => book_id = value; }
        public int B_num { get => b_num; set => b_num = value; }
        public decimal B_money { get => b_money; set => b_money = value; }
        public string B_time { get => b_time; set => b_time = value; }
        public string B_state { get => b_state; set => b_state = value; }
        public string T_id { get => t_id; set => t_id = value; }
        public string S_id { get => s_id; set => s_id = value; }
    }
}
